Since becoming the first American company to surpass $2 trillion in market value in August and peaking last month, the iPhone maker has lost $450 billion, wiped out by a 19% slump. Apple’s now worth $1.85 trillion and still the most valuable U.S. company, but the amount shaved from its ledger since its September peak is more than the entire market cap of Visa Inc. In Russia, due to the currency problem, it had to briefly stop selling its products. In India, it had a built-in buffer for foreign exchange fluctuation, and that has made India the most expensive country to buy an iPhone. Declining iPhone sales in China region is a critical reason why Apple's revenue took a slow down. Watch the video to know more about the iPhone sales downfall - https://www.youtube.com/watch?vbmEL0iG-8W8 Related article: Business humor on Importance of Sales Revenue Nevertheless, this has been one of the biggest iPhone sales downfall in the recent quarters for Apple and they need to come up with marketing tricks to capture back the lost market. Know about Apple market share from here.